How many flights depart from St. Louis to Canada on average per day?

As of April 2026, 3 flights take off from St. Louis and land in Canada each day. The most common flight departure time for this route is 4:00p.m., with 66% of daily flights taking off in the afternoon.

What is the cheapest airline that flies from Lambert-St Louis to Canada?

Delta, American Airlines, and United Airlines are the most popular carriers operating from Lambert-St Louis to Canada

How many flights depart from St. Louis to Canada on average per week?

The number of flights available between St. Louis and Canada is 21 per week as of April 2026. The most frequent departure day is Mon, with 14% of weekly flights leaving on this day.

When did momondo last update prices for flights from Lambert-St Louis Airport to Canada?

Prices for flights from Lambert-St Louis Airport to Canada are updated daily.

How many operators does momondo search for flights from Lambert-St Louis Airport to Canada?

As of April 2026, there is 1 operator available to choose from for flights from Lambert-St Louis Airport to Canada.

How old do you have to be to fly from Lambert-St Louis Airport to Canada?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Lambert-St Louis Airport to Canada.

What documentation or ID do you need to fly to Canada?

The travel and health documents you'll need for your trip to Canada may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Canada. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

C$ 191 Cheap Flights from St. Louis to Canada in 2026

1 adult

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Early arrival? Instantly customize your results

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Find the cheapest flights from St. Louis to Canada

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

4:19 p.m. - 8:05 p.m.

STL

YYZ

26h 46m

1 stop

7:45 a.m. - 11:57 p.m.

YYZ

STL

17h 12m

1 stop

C$ 418Multiple Airlines

Mon, 11 May - Sat, 23 May

4:19 p.m. - 8:05 p.m.

STL

YYZ

26h 46m

1 stop

4:50 p.m. - 11:57 p.m.

YYZ

STL

8h 07m

1 stop

C$ 419Multiple Airlines

Mon, 11 May - Sun, 24 May

5:10 a.m. - 9:51 a.m.

STL

YVR

6h 41m

1 stop

3:35 p.m. - 11:50 p.m.

YVR

STL

6h 15m

1 stop

C$ 438United Airlines

Sat, 12 Sep - Mon, 21 Sep

2:40 p.m. - 10:26 p.m.

STL

YVR

9h 46m

1 stop

7:30 a.m. - 6:41 p.m.

YVR

STL

9h 11m

1 stop

C$ 440Air Canada

Sat, 10 Oct - Thu, 15 Oct

7:44 a.m. - 12:23 p.m.

STL

YVR

6h 39m

1 stop

1:09 p.m. - 11:20 p.m.

YVR

STL

8h 11m

1 stop

C$ 444American Airlines

Wed, 23 Sep - Tue, 29 Sep

2:15 p.m. - 10:27 p.m.

STL

YVR

10h 12m

1 stop

6:50 a.m. - 6:00 p.m.

YVR

STL

9h 10m

1 stop

C$ 456Delta

Wed, 12 Aug - Wed, 19 Aug

2:15 p.m. - 10:45 p.m.

STL

YVR

10h 30m

1 stop

9:05 a.m. - 8:25 p.m.

YVR

STL

9h 20m

1 stop

C$ 467Air Canada

Tue, 2 Jun - Tue, 23 Jun

5:10 a.m. - 6:18 p.m.

STL

YVR

15h 08m

1 stop

11:35 p.m. - 3:46 p.m.

YVR

STL

14h 11m

1 stop

C$ 472United Airlines

Mon, 1 Jun - Mon, 22 Jun

9:08 a.m. - 11:38 p.m.

STL

YYC

15h 30m

1 stop

1:40 p.m. - 11:54 p.m.

YYC

STL

9h 14m

1 stop

C$ 492American Airlines

Tue, 9 Jun - Tue, 16 Jun

9:24 a.m. - 11:23 p.m.

STL

YHZ

11h 59m

2 stops

6:40 a.m. - 11:54 a.m.

YHZ

STL

7h 14m

1 stop

C$ 513Delta

Wed, 5 Aug - Wed, 12 Aug

American Airlines flights from St. Louis to Canada

Our best American Airlines deals on St. Louis to Canada flight tickets

American Airlines

23 Apr

STL5:20 a.m.Lambert-St Louis

7h 28m

1 stop

YVR10:48 a.m.Vancouver Intl

1 May

YVR6:00 a.m.Vancouver Intl

14h 59m

1 stop

STL10:59 p.m.Lambert-St Louis

C$ 472

American Airlines

9 Jun

STL9:08 a.m.Lambert-St Louis

15h 30m

1 stop

YYC11:38 p.m.Calgary

16 Jun

YYC1:40 p.m.Calgary

9h 14m

1 stop

STL11:54 p.m.Lambert-St Louis

C$ 492

American Airlines

16 Jun

STL6:15 a.m.Lambert-St Louis

5h 27m

1 stop

YHZ1:42 p.m.Halifax Intl

23 Jun

YHZ2:27 p.m.Halifax Intl

22h 10m

1 stop

STL10:37 a.m.Lambert-St Louis

C$ 499

WestJet flights from St. Louis to Canada

Our best WestJet deals on St. Louis to Canada flight tickets

WestJet

4 Sep

STL2:18 p.m.Lambert-St Louis

5h 22m

1 stop

YHZ9:40 p.m.Halifax Intl

15 Sep

YHZ3:30 p.m.Halifax Intl

7h 01m

1 stop

STL8:31 p.m.Lambert-St Louis

C$ 509

WestJet

4 Sep

STL2:18 p.m.Lambert-St Louis

5h 22m

1 stop

YHZ9:40 p.m.Halifax Intl

15 Sep

YHZ1:30 p.m.Halifax Intl

12h 07m

2 stops

STL11:37 p.m.Lambert-St Louis

C$ 527

WestJet

22 Jun

STL6:10 p.m.Lambert-St Louis

25h 35m

1 stop

YHZ9:45 p.m.Halifax Intl

8 Jul

YHZ8:30 a.m.Halifax Intl

10h 49m

2 stops

STL5:19 p.m.Lambert-St Louis

C$ 535

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

St. LouisToronto

STL - YYZ

STLYYZ

Lambert-St Louis

Mon 11/5

4:19 p.m.-8:05 p.m.

1 stop26h 46m

Toronto Pearson Intl

Sat 23/5

7:45 a.m.-11:57 p.m.

1 stop17h 12m

C$ 418

St. LouisToronto

STL - YYZ

STLYYZ

Lambert-St Louis

Mon 11/5

4:19 p.m.-8:05 p.m.

1 stop26h 46m

Toronto Pearson Intl

Sun 24/5

4:50 p.m.-11:57 p.m.

1 stop8h 07m

C$ 419

Quickest round-trip

St. LouisVancouver

STL - YVR

STLYVR

Lambert-St Louis

Sat 12/9

5:10 a.m.-9:51 a.m.

1 stop6h 41m

Vancouver Intl

Mon 21/9

3:35 p.m.-11:50 p.m.

1 stop6h 15m

C$ 438

St. LouisVancouver

STL - YVR

STLYVR

Lambert-St Louis

Sat 10/10

2:40 p.m.-10:26 p.m.

1 stop9h 46m

Vancouver Intl

Thu 15/10

7:30 a.m.-6:41 p.m.

1 stop9h 11m

C$ 440

St. LouisVancouver

STL - YVR

STLYVR

Lambert-St Louis

Wed 23/9

7:44 a.m.-12:23 p.m.

1 stop6h 39m

Vancouver Intl

Tue 29/9

1:09 p.m.-11:20 p.m.

1 stop8h 11m

C$ 444

St. LouisVancouver

STL - YVR

STLYVR

Lambert-St Louis

Wed 12/8

2:15 p.m.-10:27 p.m.

1 stop10h 12m

Vancouver Intl

Wed 19/8

6:50 a.m.-6:00 p.m.

1 stop9h 10m

C$ 456

St. LouisVancouver

STL - YVR

STLYVR

Lambert-St Louis

Tue 2/6

2:15 p.m.-10:45 p.m.

1 stop10h 30m

Vancouver Intl

Tue 23/6

9:05 a.m.-8:25 p.m.

1 stop9h 20m

C$ 467

St. LouisVancouver

STL - YVR

STLYVR

Lambert-St Louis

Mon 1/6

5:10 a.m.-6:18 p.m.

1 stop15h 08m

Vancouver Intl

Mon 22/6

11:35 p.m.-3:46 p.m.

1 stop14h 11m

C$ 472

St. LouisCalgary

STL - YYC

STLYYC

Lambert-St Louis

Tue 9/6

9:08 a.m.-11:38 p.m.

1 stop15h 30m

Calgary

Tue 16/6

1:40 p.m.-11:54 p.m.

1 stop9h 14m

C$ 492

St. LouisHalifax

STL - YHZ

STLYHZ

Lambert-St Louis

Wed 5/8

9:24 a.m.-11:23 p.m.

2 stops11h 59m

Halifax Intl

Wed 12/8

6:40 a.m.-11:54 a.m.

1 stop7h 14m

C$ 513

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from St. Louis to Canada

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Other information

What is the cheapest month to fly to Canada?

In general, June is the cheapest month to fly from St. Louis to Canada. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around C$ 557. If you’re not able to fly to Canada in June, then May is your next best option. Flight prices from St. Louis to Canada during May average around C$ 635.

What is the cheapest day to depart on your flight to Canada?

Our data shows that Sunday is the least expensive day to fly to Canada. Tickets to fly out on this day can be as low as C$ 469. If your travel schedule is flexible, try to avoid departing on a Tuesday because tickets tend to average around C$ 644. These prices are subject to change though, so be sure to set up a Price Alert for flights to Canada.

What is the cheapest time of day to depart on your flight to Canada?

According to our data, the cheapest time of day to fly to Canada is in the morning. momondo users have found flights departing from St. Louis to Canada in the morning for as low as C$ 559. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In the afternoon is when there is more demand to fly to Canada, so prices are often more expensive at around C$ 644 per ticket.

What is the cheapest Lambert-St Louis to Canada flight route?

Fly from Lambert-St Louis to Toronto Pearson Intl for the best Lambert-St Louis - Canada flight prices

What cabin class options are available on Lambert-St Louis to Canada flights?

There is only 1 cabin class available to choose from on Lambert-St Louis to Canada flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on St. Louis to Canada flights?

You could potentially save up to 42% on your flight if you consider stops on a St. Louis to Canada flight.

Cheap St. Louis to Canada flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from St. Louis to Canada

Fastest flight time	1h 57m
Direct flights	Every day
Airports in Canada	513 airports

The fastest flight from St. Louis to Canada takes 1h 57m

Direct flights go from St. Louis to Canada every day.

There are 513 airports in Canada. From St. Louis there are direct flights to Montreal Pierre Elliott Trudeau Intl (YUL), Vancouver Intl (YVR), Toronto Pearson Intl (YYZ).

Search flight deals

Frequently asked questions about flying from St. Louis to Canada

When did momondo last update prices for flights from Lambert-St Louis Airport to Canada?
Prices for flights from Lambert-St Louis Airport to Canada are updated daily.
How many operators does momondo search for flights from Lambert-St Louis Airport to Canada?
As of April 2026, there is 1 operator available to choose from for flights from Lambert-St Louis Airport to Canada.
How old do you have to be to fly from Lambert-St Louis Airport to Canada?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Lambert-St Louis Airport to Canada.
What documentation or ID do you need to fly to Canada?
The travel and health documents you'll need for your trip to Canada may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Canada. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from St. Louis to Canada?
Based on momondo bookings for flights between St. Louis and Canada, the leading plane model is Boeing 787-8 Dreamliner, making up 22.69% of the total bookings. Other popular models include Canadair (Bombardier) Regional Jet 900 with 21.01%, Airbus A220-300 with 18.07%, and Embraer 175 with 15.55%.

Best airlines flying from St. Louis to Canada

Compare and see reviews for airlines that fly from St. Louis to Canada with momondo

Airline	Rating	Free Cancellation	Price
Air Canada	PriceFrom C$ 327	Free Cancellation	Rating 7.1 10,923 reviews		Search Air Canada flights

Why use momondo?

Why should I use momondo to find a flight deal from St. Louis to Canada?

It is quick and easy to find St. Louis to Canada flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Canada that suits you.

Can I find flights from St. Louis to Canada with flexible booking policies on momondo?

Yes. All flights to Canada from St. Louis on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from St. Louis to Canada?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from St. Louis to Canada.

I’m not ready to book a flight from St. Louis to Canada right now. Can momondo alert me if prices change?

If you are not ready to book a flight from St. Louis to Canada now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Canada and let you know when they change.